Bonus Costumes
     To  unlock  bonus  costumes  for the characters, you need to beat 
Challenge  minigames  with a grade of C or higher. To pick the costume 
you want to use in the main adventure, you go to the extras menu.

Andy's costume "Astronaut":             Beat Hill Defense

Andy's costume "Samurai":               Beat Dodgeball

Andy's costume "Surfer Dude":           Beat Jack Attack

Carrie's costume "Construction Worker": Beat Construction Destruction

Zack's costume "Secret Service":        Beat Slice N' Dice

Zack's costume "The One":               Beat Home Run Derby